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Cheap flights from Washington, D.C. to Knock from €688

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Knock departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Washington, D.C. to Knock

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
13:08 - 12:25
IAD
-
NOC
18h 17m2 stops
British Airways Logo
13:00 - 15:35
NOC
-
IAD
31h 35m2 stops
€688British Airways
Tue, 3 Feb - Tue, 10 Feb
British Airways Logo
18:20 - 12:25
IAD
-
NOC
13h 05m1 stop
British Airways Logo
13:00 - 15:35
NOC
-
IAD
31h 35m2 stops
€691British Airways
Tue, 3 Feb - Tue, 10 Feb
Multiple Airlines Logo
18:20 - 12:25
IAD
-
NOC
13h 05m1 stop
Multiple Airlines Logo
13:00 - 19:55
NOC
-
IAD
11h 55m1 stop
€696Multiple Airlines
Tue, 3 Feb - Tue, 10 Feb
British Airways Logo
18:20 - 12:25
IAD
-
NOC
13h 05m1 stop
British Airways Logo
13:00 - 16:35
NOC
-
IAD
31h 35m1 stop
€770British Airways
Wed, 4 Mar - Sun, 8 Mar
British Airways Logo
15:13 - 12:25
IAD
-
NOC
16h 12m2 stops
British Airways Logo
13:00 - 20:55
NOC
-
IAD
11h 55m1 stop
€774British Airways
Wed, 4 Mar - Sun, 8 Mar
British Airways Logo
11:22 - 12:25
IAD
-
NOC
20h 03m2 stops
British Airways Logo
13:00 - 23:59
NOC
-
IAD
38h 59m2 stops
€782British Airways
Wed, 4 Mar - Sun, 8 Mar
Multiple Airlines Logo
09:45 - 11:50
IAD
-
NOC
21h 05m3 stops
Multiple Airlines Logo
09:45 - 13:15
NOC
-
IAD
32h 30m3 stops
€1,009Multiple Airlines
Tue, 3 Feb - Tue, 10 Feb
Multiple Airlines Logo
09:45 - 12:25
IAD
-
NOC
21h 40m2 stops
Multiple Airlines Logo
09:45 - 13:15
NOC
-
IAD
32h 30m3 stops
€1,115Multiple Airlines
Tue, 3 Feb - Tue, 10 Feb
British Airways Logo
16:46 - 12:25
IAD
-
NOC
15h 39m2 stops
British Airways Logo
13:05 - 20:20
NOC
-
IAD
12h 15m1 stop
€1,129British Airways
Fri, 27 Mar - Fri, 10 Apr
Multiple Airlines Logo
19:20 - 12:25
IAD
-
NOC
13h 05m1 stop
Multiple Airlines Logo
13:05 - 20:20
NOC
-
IAD
12h 15m1 stop
€1,187Multiple Airlines
Fri, 27 Mar - Fri, 10 Apr

British Airways flights from Washington, D.C. to Knock

Our best British Airways deals on Washington, D.C. to Knock flight tickets
British Airways
3 Feb
IAD13:08Washington, D.C. Dulles Intl
18h 17m
2 stops
NOC12:25Knock Intl
10 Feb
NOC13:00Knock Intl
31h 35m
2 stops
IAD15:35Washington, D.C. Dulles Intl
€688
Find similar
British Airways
3 Feb
IAD18:20Washington, D.C. Dulles Intl
13h 05m
1 stop
NOC12:25Knock Intl
10 Feb
NOC13:00Knock Intl
31h 35m
2 stops
IAD15:35Washington, D.C. Dulles Intl
€691
Find similar
British Airways
4 Mar
IAD18:20Washington, D.C. Dulles Intl
13h 05m
1 stop
NOC12:25Knock Intl
8 Mar
NOC13:00Knock Intl
31h 35m
1 stop
IAD16:35Washington, D.C. Dulles Intl
€770
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. to Knock that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 22 December 2025.
Use the filters below to find and compare flights from Washington, D.C. to Knock that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 3/2

13:08-12:25

2 stops18h 17m

Knock Intl

Tue 10/2

13:00-15:35

2 stops31h 35m

€688

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 3/2

18:20-12:25

1 stop13h 05m

Knock Intl

Tue 10/2

13:00-15:35

2 stops31h 35m

€691

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 3/2

18:20-12:25

1 stop13h 05m

Knock Intl

Tue 10/2

13:00-19:55

1 stop11h 55m

€696

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 4/3

18:20-12:25

1 stop13h 05m

Knock Intl

Sun 8/3

13:00-16:35

1 stop31h 35m

€770

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 4/3

15:13-12:25

2 stops16h 12m

Knock Intl

Sun 8/3

13:00-20:55

1 stop11h 55m

€774

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 4/3

11:22-12:25

2 stops20h 03m

Knock Intl

Sun 8/3

13:00-23:59

2 stops38h 59m

€782

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 3/2

09:45-11:50

3 stops21h 05m

Knock Intl

Tue 10/2

09:45-13:15

3 stops32h 30m

€1,009

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 3/2

09:45-12:25

2 stops21h 40m

Knock Intl

Tue 10/2

09:45-13:15

3 stops32h 30m

€1,115

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 27/3

16:46-12:25

2 stops15h 39m

Knock Intl

Fri 10/4

13:05-20:20

1 stop12h 15m

€1,129

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Fri 27/3

19:20-12:25

1 stop13h 05m

Knock Intl

Fri 10/4

13:05-20:20

1 stop12h 15m

€1,187

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Knock from

How to get the cheapest flight ticket from Washington, D.C. to Knock

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to Knock?

On average, it takes 10h 07m to fly from Washington, D.C. to Knock if you fly out of Washington, D.C. (the most popular airport in Washington, D.C.) and into Shannon, Clare (the most popular airport in Knock). If you’re flying out of Baltimore and into Shannon, Clare, then the flight time is around 14h.

When to book flights from Washington, D.C. to Knock

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Knock according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Washington, D.C. to Knock (WAS to NOC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Knock

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from Washington, D.C. to Knock takes 13h 05m
There are no direct flights from Washington, D.C. to Knock. There are no popular flight routes from Washington, D.C. to Knock.
Search flight deals

  • How far is Washington, D.C. to Knock Intl by plane?

    Washington, D.C. and Knock Intl are 5256.3 km apart from one another. Typically, this will take 13h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. to Knock Intl Airport?

    Prices for flights from Washington, D.C. to Knock Intl Airport are updated daily.

  • How old do you have to be to fly from Washington, D.C. to Knock Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Knock Intl Airport.

  • What documentation or ID do you need to fly to Knock Intl Airport?

    The travel and health documents required for your trip to Knock Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Knock Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Knock?

Book flights to Knock if you plan to visit one of these locations
Sligo
Westport
Carrick-on-Shannon
Belmullet

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Knock?

Finding the right flight to Knock from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Knock quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Knock with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Knock on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Knock?

Once all potential Washington, D.C. to Knock flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Knock right now. Can momondo alert me if prices change?

Price alerts on flights to Knock from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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